It's not legal to output a GV in a coalesced section if it's used in an ARM PIC relat...

[oota-llvm.git] / include / llvm / PassManagers.h

diff --git a/include/llvm/PassManagers.h b/include/llvm/PassManagers.h
index eaa6f442709d2e64f9627c494945ad6f9caca64f..c9944b5c87f3082530127f2c6eb1be89a81171d7 100644 (file)
--- a/include/llvm/PassManagers.h
+++ b/include/llvm/PassManagers.h
@@ -13,6 +13,8 @@
 
 #include "llvm/PassManager.h"
 #include "llvm/ADT/SmallVector.h"
+#include <deque>
+#include <map>
 
 //===----------------------------------------------------------------------===//
 // Overview:
@@ -26,8 +28,8 @@
 //
 // Pass Manager Infrastructure uses multiple pass managers.  They are
 // PassManager, FunctionPassManager, MPPassManager, FPPassManager, BBPassManager.
-// This class hierarcy uses multiple inheritance but pass managers do not derive
-// from another pass manager.
+// This class hierarchy uses multiple inheritance but pass managers do not
+// derive from another pass manager.
 //
 // PassManager and FunctionPassManager are two top-level pass manager that
 // represents the external interface of this entire pass manager infrastucture.
@@ -84,6 +86,9 @@
 #ifndef PASSMANAGERS_H
 #define PASSMANAGERS_H
 
+#include "llvm/Pass.h"
+#include <deque>
+
 namespace llvm {
 
 /// FunctionPassManager and PassManager, two top level managers, serve 
@@ -105,6 +110,36 @@ enum PassDebuggingString {
   ON_CG_MSG // "' on Call Graph ...\n'"
 };  
 
+//===----------------------------------------------------------------------===//
+// PMStack
+//
+/// PMStack
+/// Top level pass managers (see PassManager.cpp) maintain active Pass Managers 
+/// using PMStack. Each Pass implements assignPassManager() to connect itself
+/// with appropriate manager. assignPassManager() walks PMStack to find
+/// suitable manager.
+///
+/// PMStack is just a wrapper around standard deque that overrides pop() and
+/// push() methods.
+class PMStack {
+public:
+  typedef std::deque<PMDataManager *>::reverse_iterator iterator;
+  iterator begin() { return S.rbegin(); }
+  iterator end() { return S.rend(); }
+
+  void handleLastUserOverflow();
+
+  void pop();
+  inline PMDataManager *top() { return S.back(); }
+  void push(PMDataManager *PM);
+  inline bool empty() { return S.empty(); }
+
+  void dump();
+private:
+  std::deque<PMDataManager *> S;
+};
+
+
 //===----------------------------------------------------------------------===//
 // PMTopLevelManager
 //
@@ -113,8 +148,8 @@ enum PassDebuggingString {
 class PMTopLevelManager {
 public:
 
-  virtual unsigned getNumContainedManagers() {
-    return PassManagers.size();
+  virtual unsigned getNumContainedManagers() const {
+    return (unsigned)PassManagers.size();
   }
 
   /// Schedule pass P for execution. Make sure that passes required by
@@ -210,6 +245,9 @@ public:
   /// verifyPreservedAnalysis -- Verify analysis presreved by pass P.
   void verifyPreservedAnalysis(Pass *P);
 
+  /// verifyDomInfo -- Verify dominator information if it is available.
+  void verifyDomInfo(Pass &P, Function &F);
+
   /// Remove Analysis that is not preserved by the pass
   void removeNotPreservedAnalysis(Pass *P);
   
@@ -271,10 +309,10 @@ public:
   void dumpPassInfo(Pass *P, enum PassDebuggingString S1,
                     enum PassDebuggingString S2, const char *Msg);
   void dumpAnalysisSetInfo(const char *Msg, Pass *P,
-                           const std::vector<AnalysisID> &Set) const;
+                           const AnalysisUsage::VectorType &Set) const;
 
-  virtual unsigned getNumContainedPasses() { 
-    return PassVector.size();
+  virtual unsigned getNumContainedPasses() const {
+    return (unsigned)PassVector.size();
   }
 
   virtual PassManagerType getPassManagerType() const {